13907855

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:291

約数の個数: 24

約数和(自身を含む): 18358560

約数和(自身を除く): 4450705

約数列:

[1, 5, 13, 65, 109, 151, 169, 545, 755, 845, 1417, 1963, 7085, 9815, 16459, 18421, 25519, 82295, 92105, 127595, 213967, 1069835, 2781571, 13907855]

約数ペア:

[(1, 13907855), (5, 2781571), (13, 1069835), (65, 213967), (109, 127595), (151, 92105), (169, 82295), (545, 25519), (755, 18421), (845, 16459), (1417, 9815), (1963, 7085)]